Review Sec 1 Negative Numbers

-7 x 4

• 24
• 28
• -28
• -24

Zero is neither positive nor negative.

• False

• True

Order the integers from least to greatest. 4, –4, –2, 2, –8

• 4, - 4, - 2, 2, - 8

• 4, 2, - 2, - 4, - 8

• - 8, - 4, - 2, 2, 4

• 8, 2, - 24, - 4

Add ( + 25 ) + ( - 15 )

• 40

• + 10

• -10

• + 72
  

• - 72
  

• + 17
  

• - 1
  

• + 8
  

• - 8
  

• + 72
  

• 9

At 8 am the temperature was - 6^oC. At noon, the temperature rose 9 degrees. What was the temperature at noon?

• The temperature at noon was 3^o C

• The temperature at noon was - 3^o C

• The temperature at noon was 15 ^o C

• 60

• 4

• - 4
  

• 36

• - 1850
  

• + 1850
  

• + 1580

• - 15800

What is the difference between - 20 and 35.

• -15

• - 55

• + 55

• + 15